When a high liquid hold up is required in a reactor for gas liquid reaction, use __________ coloumn. Bubble Spray Tray Packed TRUE ANSWER : ? YOUR ANSWER : ?
The equilibrium constant of chemical reaction __________ in the presence of catalyst. Decreases Remains unaffected Can either increase or decrease (depends on the type of catalyst) Increases TRUE ANSWER : ? YOUR ANSWER : ?
Equilibrium of a chemical reaction as viewed by kinetics is a __________ state. Static steady Dynamic steady None of these Dynamic unsteady TRUE ANSWER : ? YOUR ANSWER : ?
The concentration of A in a first order reaction, A → B, decreases Linearly with time Logarithmically with time Exponentially with time Very abruptly towards the end of the reaction TRUE ANSWER : ? YOUR ANSWER : ?
The temperature dependence of reaction rate constant (K) by Arhenius law is given by K α e-E/RT K α eE/RT K α T . e-E/RT K α √T . e-E/RT TRUE ANSWER : ? YOUR ANSWER : ?
The reaction in which the rate equation corresponds to a stoichiometric equation, is called a/an __________ reaction. Autokinetic Elementary Parallel Non-elementary TRUE ANSWER : ? YOUR ANSWER : ?
The rate of a gas phase reaction is given by K . CA . CB. If the volume of the reaction vessel is reduced to l/4th of its initial volume, then the reaction rate compared to the original rate will be __________ times. 4 8 2 16 TRUE ANSWER : ? YOUR ANSWER : ?
On application of pressure to the equilibrium system, ice ⇋ water; which of the following phenomenon will occur? More water will be formed Equilibrium will not be attained More ice will be formed Water will evaporate TRUE ANSWER : ? YOUR ANSWER : ?
The conversion for a first order liquid phase reaction. A → B in a CSTR is 50%. If another CSTR of the same volume is connected in series, then the % conversion at the exit of the second reactor will be 100 75 90 60 TRUE ANSWER : ? YOUR ANSWER : ?
Sulphuric acid is used as a catalyst in the Hydrogenation of oils Gas phase oxidation of SO₂ in chamber process Alkylation of hydrocarbons None of these TRUE ANSWER : ? YOUR ANSWER : ?